/*
 * Copyright 2000-2014 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.psi.impl.source.tree.java;

import com.intellij.openapi.util.text.StringUtil;
import com.intellij.psi.JavaElementVisitor;
import com.intellij.psi.PsiElementVisitor;
import com.intellij.psi.PsiJavaToken;
import com.intellij.psi.PsiKeyword;
import com.intellij.psi.impl.source.CharTableImpl;
import com.intellij.psi.impl.source.tree.LeafPsiElement;
import com.intellij.psi.tree.IElementType;
import org.jetbrains.annotations.NotNull;

import java.lang.reflect.Field;

public class PsiKeywordImpl extends LeafPsiElement implements PsiKeyword, PsiJavaToken {
  public PsiKeywordImpl(@NotNull IElementType type, CharSequence text) {
    super(type, text);
  }

  @Override
  public IElementType getTokenType(){
    return getElementType();
  }

  @Override
  public void accept(@NotNull PsiElementVisitor visitor){
    if (visitor instanceof JavaElementVisitor) {
      ((JavaElementVisitor)visitor).visitKeyword(this);
    }
    else {
      visitor.visitElement(this);
    }
  }

  @Override
  public String toString(){
    return "PsiKeyword:" + getText();
  }

  static {
    for(Field field: PsiKeyword.class.getFields()) {
      CharTableImpl.staticIntern(StringUtil.toLowerCase(field.getName()));
    }
  }
}
